21953436

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{1319}}^1$

素因数の和:1418

約数の個数: 48

約数和(自身を含む): 54700800

約数和(自身を除く): 32747364

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 73, 76, 114, 146, 219, 228, 292, 438, 876, 1319, 1387, 2638, 2774, 3957, 4161, 5276, 5548, 7914, 8322, 15828, 16644, 25061, 50122, 75183, 96287, 100244, 150366, 192574, 288861, 300732, 385148, 577722, 1155444, 1829453, 3658906, 5488359, 7317812, 10976718, 21953436]

約数ペア:

[(1, 21953436), (2, 10976718), (3, 7317812), (4, 5488359), (6, 3658906), (12, 1829453), (19, 1155444), (38, 577722), (57, 385148), (73, 300732), (76, 288861), (114, 192574), (146, 150366), (219, 100244), (228, 96287), (292, 75183), (438, 50122), (876, 25061), (1319, 16644), (1387, 15828), (2638, 8322), (2774, 7914), (3957, 5548), (4161, 5276)]